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Rapid:
Individual Calculations April 2018 |
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| Elbahi, Tahar Total change: -17.20 | |   |
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| Open Boussada 2018 | Boussada | ALG | 2018-03-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1748 | 1888 | 2.50 | 5 | -0.86 | 20 | -17.20 | |
|  Boudissa, Djamel | | | 1550 | ALG | 1.00 | 1 | 0.12 | 20 | 2.40 | |  Aissani, Abdelhamid | | | 1732 | ALG | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Messaoudi, Elhadi | | | 1742 | ALG | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Saim, Bachir | | | 2020 | ALG | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Benseni, Ahmed | | | 1696 | ALG | 0.00 | 1 | -0.75 | 20 | -15.00 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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